COMMAX Biometric Access Control System Authentication Bypass Scanner

The COMMAX Biometric Access Control System is employed in both residential and commercial environments to manage and regulate access through biometric verification methods. Designed for enhancing security, these systems restrict access to facilities based on fingerprint, facial, or iris recognition technologies. Predominantly used in smart homes, corporate offices, and high-security areas, the biometric access system ensures that only authorized individuals can enter secured premises. Despite its technological advantages, it is essential to ensure the system is robust against various cyber threats. This scanner helps identify potential vulnerabilities to mitigate unauthorized access risks. Therefore, continuous monitoring and updating of such systems are vital to maintaining security.

The vulnerability present is an authentication bypass, which occurs when unauthorized users gain access to a system with restricted data or controls. Biometric systems are typically viewed as secure; however, flawed implementations can lead to unauthorized access through cookie poisoning. This method involves manipulating cookies to exploit weak authentication or session management processes. Attackers can exploit this vulnerability to disclose sensitive information and circumvent restrictions intended to safeguard smart environments. Understanding the nuances of such vulnerabilities is crucial for strengthening system defenses. Ensuring security measures are up-to-date helps in mitigating the chances of exploitation.

Technically, the vulnerability is related to an endpoint that manages sensitive database files, as indicated by requests made to paths like '/db_dump.php'. This occurs when insufficient checks in the authentication protocol allow for cookie manipulation, bypassing the standard login procedures. Vulnerable parameters, especially in cookies like 'CMX_SAVED_ID' and 'CMX_ADMIN_ID', are exploited to assume an authenticated session state. Moreover, reliance on predictable cookie values presents attackers with clear targets for exploitation. To resolve these issues, enhancing the authentication process and securing cookie data is imperative. Implementing robust validation checks and randomizing session parameters can be effective.

Exploiting this vulnerability can result in unauthorized access, potentially compromising the integrity of secure environments managed by the COMMAX Biometric Access Control System. Malicious entities gaining entry could access, alter, or destroy vital information, leading to severe security incidents. This breach can cause unauthorized disclosure of personal and sensitive data, affecting individuals' privacy and organizations' operations. Additionally, it puts the physical safety of premises at risk by granting unauthorized entry. Hence, these vulnerabilities highlight the importance of reinforced security measures and regular system evaluations.

REFERENCES

• https://www.exploit-db.com/exploits/50206
• https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5661.php